Doing my best to help! Information I give is based on my experiences and may be wrong. I'm sorry if I give any wrong info.
Current Tamas in order from newest to oldest not counting my game boy game:
Blue V3 with waves, turquoise screen outline and yellow buttons: active
Yellow V2 with butterflies, orange-yellow screen outline and dark pink buttons: active
Pink V2 with purple, pink and orange stripes, peach screen outline and peach buttons:active
LightDragon