Partner ideas
for Houndoom (mega)
Pairing ideas, not prescriptions — ideas to test, with every reason traceable. Each card sums up what the partner does for Mega Houndoom: completing its plan, patching weaknesses, breaking walls — and how often the two already team up in ranked play. Downsides sit under the card, never hidden. Open a card’s Partnership Report for every reason.
Often paired (5)

Whimsicott
GrassFairyOn 43% of Mega Houndoom's ranked teams

Torkoal
FireSets the sun Mega Houndoom needs via Drought
On 36% of Mega Houndoom's ranked teamsHits Rock super-effectively with Earth Power
Tsareena
GrassOn 16% of Mega Houndoom's ranked teams
Resists WaterResists GroundHits Water super-effectively with Power WhipHits Ground super-effectively with Power WhipHits Rock super-effectively with Power WhipAdds long-game durability
Basculegion
WaterGhostOn 16% of Mega Houndoom's ranked teams
Resists WaterImmune to FightingHits Ground super-effectively with Wave CrashHits Rock super-effectively with Wave Crash
Vileplume
GrassPoisonOn 11% of Mega Houndoom's ranked teams
Resists WaterResists FightingHits Water super-effectively with Leaf StormHits Ground super-effectively with Leaf StormHits Rock super-effectively with Leaf StormAdds long-game durability
Spicy Tech (1)

Gourgeistjumbo variety
GhostGrassFighting immunity via Trick-or-Treat
Resists WaterImmune to FightingResists GroundHits Water super-effectively with Seed BombHits Ground super-effectively with Seed BombHits Rock super-effectively with Seed Bombalso: Gourgeist (Small Variety), Gourgeist, Gourgeist (Large Variety)
Defensive glue (18)

Meganium
GrassCovers its Water and Ground weaknesses
Mega Houndoom resists its Petal BlizzardHits Water super-effectively with Leaf StormHits Fighting super-effectively with Dazzling GleamHits Ground super-effectively with Leaf StormHits Rock super-effectively with Leaf StormAdds long-game durability
Decidueye
GrassGhostCovers its Water, Fighting and Ground weaknesses
Hits Water super-effectively with Leaf BladeHits Fighting super-effectively with Brave BirdHits Ground super-effectively with Leaf BladeHits Rock super-effectively with Leaf BladeAdds long-game durability
Decidueyehisuian
GrassFightingCovers its Water, Ground and Rock weaknesses
Hits Water super-effectively with Leaf BladeHits Fighting super-effectively with Brave BirdHits Ground super-effectively with Leaf BladeHits Rock super-effectively with Close CombatAdds long-game durability
Chesnaught
GrassFightingCovers its Water, Ground and Rock weaknesses
Hits Water super-effectively with Wood HammerHits Ground super-effectively with Wood HammerHits Rock super-effectively with Wood HammerAdds team-wide guard supportAdds long-game durability
Sinistcha
GrassGhostCovers its Water, Fighting and Ground weaknesses
Hits Water super-effectively with Matcha GotchaHits Ground super-effectively with Matcha GotchaHits Rock super-effectively with Matcha GotchaAdds long-game durability
Torterra
GrassGroundCovers its Ground and Rock weaknesses
Hits Water super-effectively with Wood HammerHits Ground super-effectively with Wood HammerHits Rock super-effectively with Headlong RushAdds team-wide guard supportAdds long-game durability
Trevenant
GhostGrassCovers its Water, Fighting and Ground weaknesses
Hits Water super-effectively with Wood HammerHits Ground super-effectively with Wood HammerHits Rock super-effectively with Wood Hammer
Venusaur
GrassPoisonCovers its Water and Fighting weaknesses
Hits Water super-effectively with Leaf StormHits Ground super-effectively with Leaf StormHits Rock super-effectively with Leaf StormAdds long-game durability
Primarina
WaterFairyCovers its Water and Fighting weaknesses
Hits Fighting super-effectively with MoonblastHits Ground super-effectively with Hyper VoiceHits Rock super-effectively with Hyper VoiceAdds long-game durability
Gallade
PsychicFightingCovers its Fighting and Rock weaknesses
Hits Water super-effectively with Leaf BladeHits Ground super-effectively with Leaf BladeHits Rock super-effectively with Sacred SwordAdds team-wide guard support
Serperior
GrassCovers its Water and Ground weaknesses
Hits Water super-effectively with Leaf StormHits Ground super-effectively with Leaf StormHits Rock super-effectively with Leaf StormAdds long-game durabilityalso: Hydrapple

Azumarill
WaterFairyCovers its Water and Fighting weaknesses
Hits Fighting super-effectively with Play RoughHits Ground super-effectively with LiquidationHits Rock super-effectively with LiquidationAdds long-game durability
Sceptile
GrassCovers its Water and Ground weaknesses
Hits Water super-effectively with Leaf StormHits Ground super-effectively with Leaf StormHits Rock super-effectively with Leaf StormAdds team-wide guard support
Slowking
WaterPsychicCovers its Water and Fighting weaknesses
Hits Fighting super-effectively with PsychicHits Ground super-effectively with ScaldHits Rock super-effectively with ScaldAdds long-game durabilityalso: Slowbro

Leafeon
GrassCovers its Water and Ground weaknesses
Hits Water super-effectively with Leaf BladeHits Ground super-effectively with Leaf BladeHits Rock super-effectively with Leaf BladeAdds long-game durability
Medicham
FightingPsychicCovers its Fighting and Rock weaknesses
Hits Water super-effectively with Thunder PunchHits Ground super-effectively with Ice PunchHits Rock super-effectively with Close CombatAdds team-wide guard support