These are cards that, under the new Wizards bracket system, don't even show up until you hit level 3
This is due to the rule wherein an oathbreaker counts as your commander for effects that mention it, thus allowing you to cast this as your Signature Spell for free once your oathbreaker is out
In the middle of the pack, you have things like Standarad or cEDH which are slightly more competitive but are likely the more beginner-friendly competitive options
3th Place from 18.900,00 Euro (Mint) We can guarantee you, that this is not an out of season April Fools joke
If I play Summon: Bahamut, and you Tidebind the chapter's trigger on the stack, you not only counter the trigger, but also remove all of Summon: Bahamuts abilities, including the chapter abilities