Urza's Saga

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

When an opponent casts a spell, if Veiled Sentry is an enchantment, Veiled Sentry becomes an Illusion creature with power and toughness each equal ...

All creatures have protection from red.

All creatures have protection from black.

Return all green permanents to their owners' hands.

Attach target Aura attached to a creature or land to another permanent of that type.

Each player can't cast more than one spell each turn.

Flying, protection from red

Flying, protection from black

{1}{W}: Prevent all combat damage that would be dealt this turn by target attacking creature with flying.

Sacrifice Sanctum Guardian: The next time a source of your choice would deal damage to any target this turn, prevent that damage.

Whenever a player casts an enchantment spell, counter it.

{T}: Add {C}. Cycling {2} ({2}, Discard this card: Draw a card.)

If a source would deal damage to you, prevent 1 of that damage.

{3}, {T}: Put a +1/+1 counter on target creature.

At the beginning of your upkeep, you may put a verse counter on War Dance. Sacrifice War Dance: Target creature gets +X/+X until end of turn, where...

{1}{U}: Counter target red spell.

Treefolk Seedlings's toughness is equal to the number of Forests you control.

Whenever a player casts a green spell, put a +1/+1 counter on Titania's Chosen.

Creatures you control have "Whenever this creature becomes blocked by a creature, this creature gets +1/+1 until end of turn."

When an opponent casts an artifact spell, if Hidden Guerrillas is an enchantment, Hidden Guerrillas becomes a 5/3 Soldier creature with trample.

When an opponent casts an enchantment spell, if Hidden Ancients is an enchantment, Hidden Ancients becomes a 5/5 Treefolk creature.

Flying Shroud (This creature can't be the target of spells or abilities.)

Creatures with flying get -2/-0.