For example, if you gained 3 or more life during your upkeep and you cast Sorin of House Markov during your first main phase, its last ability will trigger at the beginning of your postcombat main phase
Youre getting a 1/1 flyer, two life, maybe an extra card on the next turn if things go well, and then the exciting grand finale, whatever card you want from your sideboard (on top of your deck, anyway)
Can be banished from the graveyard to change the result on all dice during a roll
I wasn't sure going into this tangent whether I'd be uncovering anything truly broken, but it stands to reason that Wizards of the Coast built these cards with other formats in mind
This comes up often in the Pauper format, when you play Affinity
And finally, some of the most awesome and competitive cards of the year return in Soul Fusion Special Edition