They can help speed up dedicated Mill decks, but the keyword only means putting a card from the top of a library into its owner's graveyard
You might also choose to take out some of the pillow fort aspects to make yourself a bit more fragile if you need to
In the film Yu-Gi-Oh!: The Dark Side of Dimensions , an exclusive form of Summoning known as Dimension Summoning is featured, which allows players to Summon a monster with ATK or DEF lowered from their original values, and receive damage equal to those when the monster is destroyed instead of normal battle damage
Toggo just gives them to you for every land drop, so you don't need to be a dedicated landfall deck, but slipping in some artifact or permanent sacrifice payoffs is a really good idea
While it doesnt give you complete control over every detail of the game, the app does a solid job of simplifying the process so that anyone can host events and lead up to 8 players with very little fuss