Notably, it blows everyone out
However, you have to wait a turn after you play him to gain that benefit, so he pressures your opponent to remove him
In decks that arent so pip-heavy, Thran Dynamo is something of a ritual effect that leaves behind a mana rock
10 Eternatus VMAX 4 Crobat V DAA 1 Darkrai-EX DEX 2 Darkrai-GX BUS 3 Eternatus V DAA 1 Zorua LTR 2 Zorua BKT 3 Zoroark-GX SLG 3 Eternatus VMAX DAA 1 Computer Search BCR 1 Rescue Stretcher GRI 2 Professors Research CPA 4 Dark Patch DEX 2 Float Stone BKT 4 VS Seeker PHF The Eternatus VMAX and Zoroark-GX expanded deck focuses on extending your bench and punching your opponent in the mouth with Dark-type Pokemon
Brago, King Eternal Most times you see Brago, King Eternal as someone's Commander, you can expect a Blink style deck that is using his ability to trigger powerful enters-the-battlefield effects more than once
The only drawback is Planechase is fundamentally siloed into its own variant rule set which is a lot harder to introduce to games than a regular mechanic