A +2/+2 buff isnt all that big, but it can be impactful when you already have strong treefolk creatures, especially since Quickbeam also gives them trample
That's all down to personal taste, of course - and as the price reflects, this isn't one of the most desirable promo cards out there
Dragonfire Blade is more or less Champions Helm, except it can be equipped for even less, but for the tradeoff of your creature being less hexproof
Normal Deck 6.7 3 [7439] JP105 Dogmatikaturgy Normal Trap Ritual Summon 1 "Dogmatika" Ritual Monster from your hand or Deck by Tributing "Dogmatika" monsters and/or Ritual, Fusion, or Synchro Monsters from your field whose total Levels exactly equal the Level of the Ritual Monster you Ritual Summon
The transfer process will be accessible in the full release of Pokemon TCG Live since both titles use the same Pokemon Trainer Club account service