You need a way to break these so they arent the worlds clunkiest Unsummon, but you have plenty of options to do so
Tony Tony.Chopper OP10-011 Character Red 4 Cost 4000 Power Strike +2000 Counter [Blocker] (After your opponent declares an attack, you may rest this card to make it the new target of the attack.) [Opponent's Turn] This Character gains +2000 power
In recent sets, Showcase Art Cards have been included for many cards that depict especially important characters or events
The deck can rapidly generate tokens with cards like Bootleggers' Stash and the famously powerful Dockside Extortionist
LOTUS PETAL So having established that artifacts can be rituals and that zero-cost rituals are among the most valuable kinds, we inevitably conclude that Lotus Petal is pretty good
Luckily, being in mono-blue, Naban decks have access to many of the strongest Wizards that magic has to offer, creating a great depth of potential