While "Umi" is on the field, this card is unaffected by Spell effects and cannot be targeted for attacks, but does not prevent your opponent from attacking you directly.
Rulings
Netrep Rulings
If "Umi" is on the field, and "The Legendary Fisherman" is the only monster on the field, the opponent may attack directly.
Equip Spell Cards equipped to "The Legendary Fisherman" while "Umi" is on the field will have no effect on "The Legendary Fisherman."
"The Legendary Fisherman" does not get any bonus from "Umi."
WATER|
Level 5|[ Warrior / Effect ]
ATK 1850|
DEF 1600