Sliver creatures you control have flying and haste.

Flying {2}{W}: Choose a color. Creatures you control gain protection from the chosen color until end of turn. Activate only if this card is in your graveyard.

Sliver creatures you control have "{T}: Add one mana of any color."

Sliver creatures you control get +1/+1.

Sliver creatures you control have vigilance. (Attacking doesn't cause them to tap.)

All Sliver creatures get +1/+1.

Sliver creatures you control have "Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker."

Sliver creatures you control have first strike. (They deal combat damage before creatures without first strike.)

({T}: Add {G}.)

This land enters tapped. {T}: Add {R}, {G}, or {W}.

({T}: Add {R}.)

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.