Something important to note here is that these arent necessarily the best decks overall in Yu-Gi-Oh itself, and a lot of decks in Master Duel actually arent very good in the main TCG game but ARE good in the game thanks to a completely different ban list
A Level 5 or 6 monster requires one Tribute, and a Level 7 or higher monster requires two Tributes
A Super Rare (SR) card, M Gardevoir-EX combines striking Full Art visuals with competitive power over the duration of its tournament legality
Blink is very likely to swing advantage on the battlefield in your favor over time, and while your opponent will have an easy way to ignore Alien Angels as blockers often enough, they are still pretty valuable attackers
Annex With Annex youll enchant a land and gain control of it for as long as that land is enchanted with Annex
As far as Limited goes, you cant afford to lose too much life, so Bob is much more powerful in aggressive decks because their mana curve tends to be lower