The OG bloodsucker of Innistrad, Edgar Markov is as powerful as he is popular
So far, this restriction has limited the play of Coax from the Blind Eternities to Standard, and even in Standard it has been fairly fringe
Deadly Rollick Free spells have always been and will always be absurdly good because they ignore the most basic balancing mechanism in Magic: To affect the board, you must spend mana
Ideally, you want to fill your deck with cards that take advantage of this, cards like Zendikars Roil and Scute Swarm, and then just make sure you can keep drawing and playing land cards until you eventually overrun the board with obnoxiously strong beasts that can trample through your enemies
All cards with kicker state that if the card was kicked, then do this. There are a few cards like Roost of Drakes and Verazol, the Split Current that reference kicked cards
Turns out that removal thats perfectly playable in Modern tends to work out well in Standard, too