Chameleon Colossus

Add BBB.

Exile target creature. Its controller gains life equal to its power.

Target player discards two cards at random.

T: Add G.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Defender When this creature enters, draw a card.

T: Add CCC.

Fading 4 (This artifact enters with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.) At the beginning of each player's upkeep, that player taps an untapped artifact, creature, or land they control for each fade counter on this artifact.