If you want to learn the general rules for playing battle cards, you can check our short guide here
This means they have to challenge if possible, and cant quest, which is enough to cause havoc
Rinoa is simply a splash level threat, and it doesnt ask much of you to be great
Now, if you want to do something incredibly innovative with your custom card, like introducing a custom frame or weaving together text and image like some Secret Lairs do, Photoshop/Gimp is likely the way to go
Modern Horizons 3 Preview Events Debut and Previews Begin on WeeklyMTG : May 21 Card Image Gallery and Previews Complete : May 31 Global Tabletop Launch : June 14 Modern Horizons 3 Play Events Prerelease Events Begin at Your Local Game Store : June 7 MTG Arena Global Launch : June 11 Launch Party Weekend : June 14 Pro Tour : June 2830 Modern Horizons 3 at MagicCon: Amsterdam Card Set Information Modern Horizons 3 (MH3) has 80 common cards, 101 uncommon cards (81 single-faced cards and 20 double-faced cards), 60 rares, and 20 mythic rares (15 single-faced cards and 5 double-faced cards)
Anytime you cast an instant or sorcery from your hand specifically during an opponents turn, you suspend it with three time counters when it resolves