Maleficent, Monstrous Dragon secures her dominance on the board by banishing a character of your choice when she comes into play, making her a deadly finisher for any Ruby-based deck
You've got a Boros Reckoner in play and Clive is drawing you five cards
Humans, vampires, soldiers, you choose
You toss your hand and refill based on how many card types are in your graveyardso if youve been casting a mix of creatures, instants, sorceries, and so on, this can draw you a big new hand
It's really easy for this to get out of hand, so if you have any way to buff them up with something like Biomass Mutation or a way to turn them into copies with Sakashima's Will or Nanogene Conversion-like effects, they can easily wipe out the board
MTG connive rules require the draw to happen even if youre low on cards, so aggressive connive strategies can accidentally deck you