Lagiacrus

Spawns with {x}{e}{u}, where {x} is the {e}{u} added.
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If Lagiacrus is spawned with 5{e}{u}, it has Indestructible and Haste.
{e}{u} Dive (Jumps up from the water and dives in
at full force, and fights target Player's weakest creature.
{e}{u} Electrify (All creatures on a target Player's
field gain blighted.