When Frenzied Gorespawn enters, for each opponent, goad target creature that player controls. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)Whenever one or more creatures attack one of your opponents, those creatures gain menace until end of turn.
As an additional cost to cast this spell, sacrifice an artifact or creature.Draw two cards and create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")
Each other creature you control enters with a number of additional +1/+1 counters on it equal to Master Biomancer's power and as a Mutant in addition to its other types.
Equipped creature gets +1/+1 and has mentor. (Whenever it attacks, put a +1/+1 counter on target attacking creature with lesser power.)Whenever equipped creature mentors a creature, put a shield counter on that creature. (If that creature would be dealt damage or destroyed, remove a shield counter from it instead.)Equip
Whenever Vernal Sovereign enters or attacks, create a green and white Elemental creature token with "This creature's power and toughness are each equal to the number of creatures you control."
FlashWhen Portal Manipulator enters during the declare attackers step, choose target player and any number of target attacking creatures their opponents control. Those creatures are now attacking that player.
Spectacle (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)Flying, trampleAt the beginning of your upkeep, Spawn of Mayhem deals 1 damage to each player. Then if you have 10 or less life, put a +1/+1 counter on Spawn of Mayhem.