A bittersweet dirge is sung
Many ETB effects can give you great advantages and help your strategies, but this cards ETB effect is your strategy
The term mind control refers to the M10 card Mind Control, even though Control Magic is strictly better and has existed since Alpha
All Leader Cards are multi-colored
Well start with three cards that narrowly missed my Top 10 and then move on into the good stuff
One powerful idea is to combine Flash with Protean Hulk, where you Flash in Protean Hulk, let it die, search up Karmic Guide and Carrion Feeder, reanimate Protean Hulk with Karmic Guide, sacrifice it to Carrion Feeder for another trigger, fetch Kiki-Jiki, Mirror Breaker, use Kiki-Jiki, Mirror Breaker to copy Karmic Guide and sacrifice Kiki-Jiki to Carrion Feeder in response, which lets you reanimate with the Guide's ability