Commander Masters

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

All Sliver creatures get +1/+0.

Sliver creatures you control have lifelink. (Damage dealt by a Sliver creature you control also causes you to gain that much life.)

{T}, Mill a card: Add {C}. (Activate only as an instant. To mill a card, put the top card of your library into your graveyard.)

Flying At the beginning of combat on your turn, each player mills three cards.

Constellation — Whenever this creature or another enchantment you control enters, creatures your opponents control get -1/-1 until end of turn.

Whenever an opponent attacks you and/or one or more planeswalkers you control, exile the top card of that player's library. You may play that card ...

All Slivers have "{T}: Regenerate target Sliver."

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

All Slivers have "{2}: Regenerate this permanent."

All Sliver creatures have flying.

Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Whenever a Sliver deals combat damage to a player, its controller may draw a card.

You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it...

Slivers can't be blocked except by Slivers.

Each opponent can't draw more than one card each turn. [−2]: Look at the top four cards of your library. You may reveal a noncreature, nonland card...

Each player shuffles their hand and graveyard into their library, then draws seven cards. If it's your turn, end the turn. (Exile all spells and ab...

Sliver creatures you control have flying.

Defender (This creature can't attack.) Flying Prevent all combat damage that would be dealt to and dealt by this creature.

Choose a creature type. Draw a card for each permanent you control of that type.

Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its cont...

When this creature enters, double the number of each kind of counter on any number of target permanents.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Exile all nonland permanents that aren't legendary.