Yes, they are tournament legal as part of the Scarlet & Violet series, unless otherwise noted by tournament rules
This is a bit like Lightning Helix when used in most agro decks however unlike the Knight, Helix is a very desirable control card where the life gain goes from irrelevant to highly significant
Take Inventory 1U Sorcery Draw a card, then draw cards equal to the number of cards named Take Inventory in your graveyard
Create a deck from over 10,000 unique game cards Import cards from the official Trading Card Game Duel head-to-head and trade cards with your friends 20 monster classes and 11 alignments
Also awkward that it loses a huge stat-boost if you kill a single poisoned opponent, so youre working really hard to defeat all three opponents at once, something poison decks have traditionally struggled doing
Some of the cards from this set have sold for over $5,000 Cdn on eBay