King Caesar, Awoken Titan - Snapdax, Apex of the Hunt - Ikoria: Lair of Behemoths (IKO) XLN if they have all their

if they have all their workers on the gears

" —Lord Windgrace

untap all creatures you control and after this phase

Rupture Spire enters the battlefield tapped

stripped of all magical defenses

King Caesar, Awoken Titan - Snapdax, Apex of the Hunt - Ikoria: Lair of Behemoths (IKO) XLN if they have all theirMutate {2}{B R}{W}{W} (If you cast this spell for its mutate cost, put it over or under target non Human creature you own. They mutate into the creature on top plus all abilities from under it.) Double strike Whenever this creature mutates, it deals 4 damage to target creature or planeswalker an opponent controls and you gain 4 life.