First strike, haste

Whenever Kellogg, Dangerous Mind attacks, create a Treasure token.

Sacrifice five Treasures: Gain control of target creature for as long as you control Kellogg. Activate only as a sorcery.

Flying

{1}{R}: Olivia Voldaren deals 1 damage to another target creature. That creature becomes a Vampire in addition to its other types. Put a +1/+1 counter on Olivia Voldaren.

{3}{B}{B}: Gain control of target Vampire for as long as you control Olivia Voldaren.

When you cast this spell, gain control of target creature until end of turn. Untap it. It gains menace and haste until end of turn.

The Beast enters the battlefield tapped with six stun counters on it. (If it would become untapped, remove a stun counter from it instead.)

Whenever a creature deals combat damage to its owner, untap The Beast and draw a card.

Choose a creature at random. You gain control of that creature until end of turn. Untap it. It gains haste until end of turn. Then destroy all other creatures.