Or the inevitable “I’ve got 9 Sartana shards, 9 Domitia shards, 9 Obakan shards, and 9 Quintus shards. Arrgh!!!”
To clarify a point about my idea, the shard drop rates could be such that there is not a net increase in the inflow of rare mats or heroes. The average need not change. But this approach would reduce the variance considerably. It would also feel like you’re making steady progress towards a goal, rather than “oops, no tonic today. Maybe next titan.” Day after day…