Dark Shield, Mac Lir V-BT10/SP20 SP

[CONT]:Sentinel (You may only have up to four cards with "[CONT]:Sentinel" in a deck.) [AUTO](GC):When placed, COST [discard a card from your hand], and one of your units cannot be hit until end of that battle. [ACT](VC)1/Turn:If your opponent has four or less cards in his or her damage zone and no rear-guards, COST [Soul Blast (1) grade 3], and deal one damage to your opponent's vanguard.

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