[+2]: Ugin, the Spirit Dragon deals 3 damage to any target. [–X]: Exile each permanent with mana value X or less that's one or more colors. [–10]: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.
Jeskai Infiltrator can't be blocked as long as you control no other creatures. When Jeskai Infiltrator deals combat damage to a player, exile it and the top card of your library in a face-down pile, shuffle that pile, then manifest those cards.
Morph {2}{R} When Jeering Instigator is turned face up, if it's your turn, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.