This ability triggers only once each turn - but what more do you expect from an uncommon
Crafting Commander Decks for Magic: The GatheringFINAL FANTASY Greetings, kupo
however, there are so many of them, and just one Entomb
Like many other ninjas, Silent-Blade Oni possesses Ninjitsu, allowing it to be cast for a discount, replacing an unblocked creature you control
Flickering creatures, a subset of whites protective magic, or reanimating them from the graveyard can often create a loop, while whites many defensive abilities can create soft locks that leave it invulnerable unless removed
Here's how the decks at the Pro Tour break down