The Cosmic Trickster

If The Cosmic Trickster happens to kill to another creature, that creature's controller assumes control
over the Cosmic Trickster, but can not target the
first holder with it or its abilities.
{2}{r}{r}{r/g}{r/g}: You may look at a target opponent's
hand and take a card from it, converting its CMC to equivalent colorless, you may cast that card for 1 less.
Land?—{t}, {x}: X is all lands you control, tap all Blue, red, black, and white lands until your next turn
May not attack i