In a nutshell, if you are new to MTGA, claim as many Arena codes as you can so you can open packs, build them into your decks to complete the daily quests , then go for Jump In
And you still need additional blue mana to cast the cantrip
Although the more cards you have like Fathom Mage and Hardened Scales, the better Elrond looks
Memories of Nibelheim The 1/1 drawback is quite annoying, so Stroke of Midnight compares unfavorably to most common removal
Interestingly, he cant be used as an Ink resource, unlike most other cards on this list
Renegade Krasis might turn out to be a $5 casual card someday, but youll have ample time to pick them up for $0.50 each before then