If this time we have 6 day SA, then why we have same Rank milestone reward like for 7 day event. It should have to be decreased to 250k and adjust rest accordingly.
For Beginners cost of 6* and 5* should be less, means in 5k shards crystal should be formed, and another thing there should be a chance to get 5* champ from blue crystal which is used now for only 3* champ.