Previous Versions can be found here.Royal Guard 2 is the paired card to Royal Guard 1. It has the exact same stats has RG 01 except the attack and health is swapped around. It is a strong common type of card to deploy near the end of the match.
Since Beta 8.1, both Royal Guards have an ability. Now, once RG 02 dies, all RG 01's on your field will gain Taunt. This can make either of them a bigger threat, as the opponent will now most likely try to kill one before the other gets summoned.
There used to be an easter egg which happened if both RG 01 and RG 02 were on the field. RG 02 would remove their chestplate and RG 01 would get nervous, just like in Undertale.
RG 02's description when nervous: "Armor so hot..."