Here's one that oughta be legit!
Implicating saga_1 to saga.
Implicating saga_2 to saga.
Implicating saga_3 to saga.
Reason: Part of the series.
Implicating romancing_saga to saga.
Implicating romancing_saga_1 to romancing_saga.
Implicating romancing_saga_2 to romancing_saga.
Implicating romancing_saga_3 to romancing_saga.
Reason: 1) Sub-series; 2) Games of sub-series (treating current romancing_saga as final_fantasy_i is).
Implicating saga_frontier to saga.
Implicating saga_frontier_1 to saga_frontier.
Implicating saga_frontier_2 to saga_frontier.
Reason: 1) Sub-series; 2) Games of sub-series (treating current romancing_saga as final_fantasy_i is).
Implicating unlimited_saga to saga.
Reason: Part of the series.
Possibly aliasing saga_frontier_ii <-> saga_frontier_2
Reason: Logo uses Roman numerals in an inset; materials use regular numeral.
If "saga" is too generic or single-word, then perhaps saga_(game) or saga_(series)?
Updated