I looked at three main types of attack triggers: 1) whenever a creature you control attacks, 2) whenever a creature attacks, and 3) whenever a creature attacks you or a planeswalker you control
I also tossed in Bitter Revelation to dig four and then draw two, and bin the others
Obviously, playing a deck full of massive critters will synergize best with Selvala, but even if you don't, she still provides a significant mana boost all on her own
The ETB is a fairly specific graveyard hate, but its a good rate, even on hard cast
The Disney Lorcana: Rise of the Floodborn trading card game will be available at Hobby Stores and Disney Parks on November 17th and on Mass retailers and shopDisney on December 1
My next deck was built around giving and trading away dorks to foes (Donate, Switcheroo) and then goading them (Bloodthirsty Blade, Psychic Impetus) and then drawing cards with Jon Irenicus, Shattered One