Enjoy this relatively easy Mtg themed crossword. All entries are card names (punctuation and spaces removed but otherwise preserved). Yes some of them are going to be hard to get in a vacuum, but fill in the surrounding entries and that should help. GL HF!
Horizontal
$1$. I forget what set this monkey was from...maybe Iraqi Nights?
$7$. A one-time color shifting of 16-across.
$10$. The perfectly average way to say no.
$12$. 17,18,19, aaaand 20! Got a stifle?
$13$. The latest in a line of identical elves stretching back to Alpha.
$16$. The first of its kind, it's functionality is later passed on to another with a less religious name.
$17$. Synonymous with two damage in magic.
$18$. Romanian vampires in Ravnica?
$19$. "I'll have what she's having!" Break out the rulebook for this Yoked Ox.
$24$. Sort of like The One Ring of Tolkien's world (I guess that makes Karn Sauron)
$25$. Don't rock the boat!
$28$. Oh I could just go on and on about this card: it's so spectacular and powerful--who doesn't love drawing cards--and...
$29$. This was his first appearance; it isn't until years later that we learn it's actually a mispronounciation of the real name!
$31$. When you cast this card from Alpha, your opponent will likely look like the depiction in the art.
$32$. It's no lion but it is a cat that enjoys savannahs.
$33$. Non-artifact? Check! Non-black? Check! Bye bye!
$35$. Its mere approach sends Jeskai decks running.
$36$. Bruce Willis' favorite card.
$37$. IT'S NO ICY!...it's no icy
$38$. Cloudy with a chance of meteor shower.
$39$. Recently made playable in legacy for the first time ever.
Vertical
$1$. Meaning fate, this card was later color shifted into blue.
$2$. Paradoxically can be used against Soulless One.
$3$. A member of magic's creepiest creature type, this one had the most success.
$4$. This card really 'got it!' until the rules change stopped damage from using the stack.
$5$. Great! First I had to go help out on the farm, now I have to go on a stupid journey to a new land!
$6$. THE magic card!
$8$. Another? Don't mind if I do!
$9$. Sometimes 8-down is just a reeally expensive (\$) one of these.
$11$. At least neither of us get to do anyth-wait that's not fair! And what's going on in this art?
$14$. Ooh that creature looks fun! I'll take one too.
$15$. An Icelandic glacial flood that is a bigger version of 36-across.
$20$. Out of the blackness and stench of the engulfing swamp came ___
$21$. I'll drag you out of your ivory tower and put you in my torture device!
$22$. The most powerful card in Legacy
$23$. If you've got a hunch on this card, you should follow it.
$26$. He exercises his right to were clothes!
$27$. Patrick Sullivan refers to this Khans of Tarkir card as "full retail".
$30$. Upset because this card was made obselete in Born of the Gods? Take its successor's advice.
$34$. Another place where you can commonly find 32-across.