If you just want to learn how to play, the Starter kit is an excellent collection of two decks, a guide on how to play Magic, and even codes to redeem both decks on MTG Arena
The number of rad counters a player has will force them to mill that many cards and take that much damage each turn
You just want your enablers to cost less than 5 mana
So here with Blue, Black (typically the colour of stealing life or outright destroying it) and Red, you will see creatures such as Cybermen, Daleks and many more besides
(2025-06-06) If this card somehow enters the battlefield with its back face up, it didn't transform, so you won't search
ManaStack: the multiplayer playtester ManaStack would be a footnote on this list if it weren't for one standout feature: multiplayer playtesting