yugioh a legendary ocean deck [LOD-078] Common – L.A. Mood Comics and Games Umi Yugioh Yu-Gi-Oh! TCG -

Also, and this is the main bit, they have storm

at the time of the release, there was a lot of hype surrounding the Charizard V and the Chazizard Vmax

The best way is to playtest with it

The number of time counters is checked at the time the ability resolves

I suppose these decks could come with effects that let you put non-legendary creatures into your command zone during play, to help meet most of our conditions, though that raises even more questions about playing them and whether they become commanders or not

banish 1 monster with 1500 ATK/2100 DEF from your hand, your GY, or face-up on either field, and if you do, the targeted monster gains 1500 ATK