I think Swords to Plowshares and Path to Exile are natural fits, but if you want play more enchatments, you could also try Journey to Nowhere, Borrowed Time, or Oblivion Ring
Are you a casual player in it for the fun
Pair it with cards like Nicol Bolas, Dragon-God or Genesis Ultimatum, and suddenly Omnath fuels haymakers while it ensures your mana never goes to waste
Or perhaps a burn deck of cheap spells and creatures with haste is more appealing to do lots of damage early game and in quick succession
Mono-Blue Terror can hit your tokens with Echoing Truth, for example, leading to a total blowout for all the same-named tokens
This size is about a 2.5-inch square and smaller than a Magic card's size