Call of the Full Moon | Enchantment | Aura | Enchant creature
Enchanted creature gets +3/+2 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)
At the beginning of each upkeep, if a player cast two or more spells last turn, sacrifice Call of the Full Moon. | Nils Hamm
Fiery Conclusion | Instant | | As an additional cost to cast this spell, sacrifice a creature.
Fiery Conclusion deals 5 damage to target creature. | Paolo Parente
Ravaging Blaze | Instant | | Ravaging Blaze deals X damage to target creature.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, Ravaging Blaze also deals X damage to that creature's controller. | Aleksi Briclot