If you would roll one or more dice, instead roll that many dice plus one and ignore the lowest roll. Whenever you roll one or more dice, put a +1/+1 counter on Wyll. Choose a Background (You can have a Background as a second commander.)

Target creature gains double strike until end of turn. When you roll a natural 20, return this card from your graveyard to your hand. (A natural 20 is a roll that displays 20 on the die.)

Whenever you roll one or more dice, this creature deals 1 damage to each opponent.

Whenever you roll one or more dice, put a number of charge counters on this artifact equal to the result. {T}: Add one mana of any color. Roll a d20. {T}, Remove 100 charge counters from this artifact: Search your library for an artifact card, put that card onto the battlefield, then shuffle.

Whenever Delina attacks, choose target creature you control, then roll a d20. 1—14 | Create a tapped and attacking token that's a copy of that creature, except it's not legendary and it has "At end of combat, exile this token." 15—20 | Create one of those tokens. You may roll again.

Roll a d20. 1—9 | Thunderwave deals 3 damage to each creature. 10—19 | You may choose a creature. Thunderwave deals 3 damage to each creature not chosen this way. 20 | Thunderwave deals 6 damage to each creature your opponents control.

Flying Grant an Advantage — If you would roll one or more dice, instead roll that many dice plus one and ignore the lowest roll.

Whenever you roll one or more dice, create a 1/1 blue Faerie Dragon creature token with flying.

{4}, {T}: Roll a d20. Each opponent exiles cards from the top of their library until they exile an instant or sorcery card, then shuffles the rest into their library. You may cast up to X instant and/or sorcery spells from among cards exiled this way without paying their mana costs. 1—9 | X is one. 10—19 | X is two. 20 | X is three.