Buy sets of cards, taking into account their features. Each set of cards can offer you unusual and rare cards, but in some sets there are more chances of such cards. So, for example, the Recruit set contains unusual cards quite often, and the Warrior set-rarely, but it has rare cards. The Champion Pack guarantees rare cards, and the special Ultimate Pack guarantees epic cards. Legendary and epic cards can also be found in the Warrior and Champion packs - but it depends on your luck.
Build your team thoughtfully.Choose which heroes you will put up and in what order, depending on what bonuses you want to get. Second-line warriors are more likely to receive a decisive strike bonus, and the first line of fighters are more likely to receive health bonuses. If you want to gain an advantage over a large group of opponents, try to put up those heroes who are able to hit several enemies at the same time.Akkuratno use the runes.Gstarayte to use runes only when your energy and endurance are at the proper level. Keep in mind that different runes are suitable for different battles: for easier ones, you will need runes to increase the experience and the number of coins, and for hard fights-runes that improve your statistics. Don't forget about boosters.GES If the experience boosters don't give you anything special,then the decisive strike boosters can be crucial for some particularly difficult battles. Collect crystals. You can get free crystals if you unlock a new card or send a friend an SMS with an invitation to the game. Keep them and try not to spend them until you have the opportunity to purchase a Champion set or pay with crystals for the final energy recovery, thanks to which you can play as much as you want.