If Leyline of Sanctity is in your opening hand, you may begin the game with it on the battlefield.You have hexproof. (You can't be the target of spells or abilities your opponents control.)
Changeling (This card is every creature type.)Until end of turn, target creature has base power and toughness 4/4, gains all creature types, and gains flying.
( can be paid with either or 2 life.)Target artifact or creature you control gains protection from artifacts or from the color of your choice until end of turn.
FlyingExalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)Whenever a creature you control attacks alone, it gains lifelink until end of turn.
Chimeric Mass enters with X charge counters on it.: Until end of turn, Chimeric Mass becomes a Construct artifact creature with "This creature's power and toughness are each equal to the number of charge counters on it."
When Ghost Council of Orzhova enters, target opponent loses 1 life and you gain 1 life., Sacrifice a creature: Exile Ghost Council of Orzhova. Return it to the battlefield under its owner's control at the beginning of the next end step.
Whenever you cast an instant or sorcery spell, you may put a charge counter on Surrakar Spellblade.Whenever Surrakar Spellblade deals combat damage to a player, you may draw X cards, where X is the number of charge counters on it.
Guile can't be blocked except by three or more creatures.If a spell or ability you control would counter a spell, instead exile that spell and you may play that card without paying its mana cost.When Guile is put into a graveyard from anywhere, shuffle it into its owner's library.
When Oblivion Ring enters, exile another target nonland permanent.When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.
When you cast this spell, you may return target creature card from your graveyard to the battlefield.Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.)
When Precursor Golem enters, create two 3/3 colorless Golem artifact creature tokens.Whenever a player casts an instant or sorcery spell that targets only a single Golem, that player copies that spell for each other Golem that spell could target. Each copy targets a different one of those Golems.
Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)Equipped creature gets +0/+1 and has "Sacrifice this creature: This creature deals 1 damage to any target."Equip
Destroy target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)