The extra (really additional) combat effects are overwhelmingly in red cards
Copying permanents, temporarily Primary: Red Secondary: Blue Red has permanents (or spells that create this effect) that can temporarily become another creature, usually until end of turn
Id love to see more dredge in the future, but I know its something Wizards isnt keen to return to without some severe balancing, which means it probably wont happen
Enchantment - Case Liliana, Dreadhorde General Whenever a creature you control dies, draw a card
This doesnt prevent you from playing them casually, but if you want to play in the Standard format, weve included notes in the relevant entries indicating which cards need to be replaced and suggested suitable alternatives
With a Jumpstart set adding even more content onto this already impressive roster, Marvel Super Heroes is a massive blockbuster MTG set