1 Beast monster + 1 Fiend monster
This card's name becomes "Chimera the Flying Mythical Beast" while on the field or in the GY, but is still treated as a "Phantom Beast" card. You can only use each of the following effects of "Chimera the Phantom Beast King" once per turn. If this card is Fusion Summoned: You can activate this effect; during the End Phase of this turn, send 1 random card from your opponent's hand to the GY. During your opponent's turn (Quick Effect): You can banish this card from your GY, then target 1 Beast, Fiend, or Illusionist monster in your GY; Special Summon it.