Highest RTP slots online

1
Monopoly Big Event  (99% RTP) ...
2
Mega Joker  (99% RTP) ...
3
Blood Suckers  (98% RTP) ...
4
Rainbow Riches  (98% RTP) ...
5
Double Diamond  (98% RTP) ...
6
Starmania  (97.87% RTP) ...
7
White Rabbit Megaways  (97.77% RTP) ...
8
Medusa Megaways  (97.63% RTP)
They are either "junk" cards playable any time that cannot win a trick, or they count as the two highest trumps (the two Jokers must be differentiable; the "big Joker" outranks the "little Joker").