When you gain life with Engulfing Slagwurm’s ability.

‘s ability triggers whenever it blocks or becomes blocked by a creature. (As mentioned in a previous rules tip, this ability will trigger once for each individual creature that blocks it or for each creature it blocks.) When this ability resolves, the specific blocked or blocking creature is destroyed and the controller of the Slagwurm […]

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‘Becomes blocked’ vs. ‘becomes blocked by a creature’

Many triggered abilities trigger when an attacking creature becomes blocked. However some of them trigger just once regardless of the number of creatures that are blocking the attacking creature and others trigger once per each blocking creature. The difference is in how the trigger condition is written. Abilities that say ‘Whenever ~this creature~ becomes blocked’ […]

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