Yes, you can download card images , though as Ive mentioned the Gallery seemed a little buggy, so I recommend downloading the images when first prompted to do so (the app asks if you want to download images before it attempts to add them to the gallery)
Relentless Assault Rating: 0/10 Additional combat phase cards like Relentless Assault are too situational to rely on in Limited
Whenever you roll a 6, return target creature card from your graveyard to your hand
in multiplayer games with a longer-term build-up, it was no longer easy to build on the destruction of lands, rather on the sacrifice mechanics and their passive damage output, as well as the destruction of the opponents creatures
This could suggest that either red/blue are deeper than green/white, or that red and blue are capable of fielding independent archetypes without the help of any other color