mtg cards in phyrexian Magic: the Gathering - Swarmlord all damage is dealt to you as though its source had infect Phyrexian (language) - MTG Wiki

Any Disenchant or Go for the Throat and your entire investment is gone, save for the first chapter that you get when it enters the battlefield

Initially its easy to dismiss Annihilator 1 as weak, but its the rule about sacrificing that makes this equipment so strong

Mechanically, these five families each claim three Mana colours in their identity

Marsh Viper Rarity: Common TYPE: Creature SUBTYPE: Snake CMC: 4 Mana cost: USD: $0.97 EUR: 0.11 TIX: 0.00 EDHREC RANK: 22525 (1/2) Whenever this creature deals damage to a player, that player gets two poison counters

These are two of the most popular combos but there are plenty of ways to create some really threatening interactions with this commander