Sakashima of a Thousand FacesYou may have Sakashima enter as a copy of another creature you control, except it has Sakashima's other abilities. The "legend rule" doesn't apply to permanents you control. Partner (You can have two commanders if both have partner.)

If the player does

that creature's controller sacrifices it

you may discover X

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it

Dragon spells you cast cost less to cast

put target creature card from a graveyard onto the battlefield under your control

Exile target instant or sorcery card from a graveyard

then draw two cards

(It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters

where X is that creature's toughness

Whenever you discard a card

Reveal the top card of your library and put that card into your hand