Flying Skycat Sovereign gets +1/+1 for each other creature you control with flying. {2}{W}{U}: Create a 1/1 white Cat Bird creature token with flying.
Choose one — • Destroy target artifact. • Shredded Sails deals 4 damage to target creature with flying. Cycling {2} ({2}, Discard this card: Draw a card.)
Mutate {1}{U} (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.) Flash Whenever this creature deals combat damage to a player, draw a card.
Scoured Barrens enters the battlefield tapped. When Scoured Barrens enters the battlefield, you gain 1 life. {T}: Add {W} or {B}.
({T}: Add {R}, {W}, or {B}.) Savai Triome enters the battlefield tapped. Cycling {3} ({3}, Discard this card: Draw a card.)
Whenever you cycle a card, you may pay {2}. When you do, Savai Thundermane deals 2 damage to target creature and you gain 2 life.
{T}: Add {R}, {W}, or {B}. Cycling {2} ({2}, Discard this card: Draw a card.)
First strike Cycling {2}{R} ({2}{R}, Discard this card: Draw a card.) When you cycle Sanctuary Smasher, put a first strike counter on target creature you control.
Humans you control get +1/+1. {2}, Tap two untapped Humans you control: Tap target creature an opponent controls.
Rumbling Rockslide deals damage to target creature equal to the number of lands you control.
Destroy all nonland permanents your opponents control.
Rugged Highlands enters the battlefield tapped. When Rugged Highlands enters the battlefield, you gain 1 life. {T}: Add {R} or {G}.
When Rooting Moloch enters the battlefield, exile target card with a cycling ability from your graveyard. Until the end of your next turn, you may play that card. Cycling {2} ({2}, Discard this card: Draw a card.)
Whenever you cycle a card, Reptilian Reflection becomes a 5/4 Dinosaur creature with trample and haste in addition to its other types until end of turn.
Mutate {1}{R/W}{R/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.) Whenever this creature mutates, other creatures you control get +2/+1 until end of turn.
{T}: Add {U}, {R}, or {W}. Cycling {2} ({2}, Discard this card: Draw a card.)
Target creature gains double strike until end of turn. Cycling {2} ({2}, Discard this card: Draw a card.)
Trample Whenever you cast a noncreature spell, put a +1/+1 counter on Pyroceratops.
Trample Creatures you control with trample have "You may have this creature assign its combat damage as though it weren't blocked."